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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 622358Generated: October 30, 2026

HCID 19784294, compound → 3-(5-Cyclopropyl-1,2,4-oxadiazol-3yl)-4,5-dihydro-4-methyl5-oxo-imidazo(1,5-a)quinazoline

https://huagongshe.com/reaction/622358

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHCID 19784294HCID 19784294—
Reactant3-(5-Methyl-1,2,4-oxadiazol-3-yl)-4,5-dihydro-4-methyl-5-oxo-6-trifluoromethyl-imidazo(1,5-a)quinazolineHCID 21287684—
ReactantHCID 21287686HCID 21287686—
Product3-(5-Cyclopropyl-1,2,4-oxadiazol-3yl)-4,5-dihydro-4-methyl5-oxo-imidazo(1,5-a)quinazolineHCID 21287693—

Reaction Steps

3-(5-methyl-1,2,4-oxadiazol-3-yl)-4,5-dihydro-4-methyl-5-oxo-6-trifluoromethyl-imidazo(1,5-a)quinazoline, M.p. 251.5°-251.9° C., by reaction between 3-methyl-5-trifluoromethyl 1,2,3,4-tetrahydro-2,4-dioxo-quinazoline and 5-methyl-3-isocyanomethyl-1,2,4-oxadiazole.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04771051
Source datasetuspto-grants-1988_09
ORD IDord-9d4c2107de3c45309bbfda19c8a91edf
Source noteuspto-grants-1988_09